CN108619680A - A kind of preparation method of Yoga instrument - Google Patents

A kind of preparation method of Yoga instrument Download PDF

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Publication number
CN108619680A
CN108619680A CN201810424253.XA CN201810424253A CN108619680A CN 108619680 A CN108619680 A CN 108619680A CN 201810424253 A CN201810424253 A CN 201810424253A CN 108619680 A CN108619680 A CN 108619680A
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China
Prior art keywords
parts
cylinder
etpu
yoga
ring pipe
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Granted
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CN201810424253.XA
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CN108619680B (en
Inventor
胡廷伟
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Nantong Hanyi Engineering Consulting Co., Ltd
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Jiangsu Gabriel Rhonda Environmental Protection Technology Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/236—Forming foamed products using binding agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L31/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid; Compositions of derivatives of such polymers
    • C08L31/02—Homopolymers or copolymers of esters of monocarboxylic acids
    • C08L31/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M35/00—Devices for applying media, e.g. remedies, on the human body
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B26/00—Exercising apparatus not covered by groups A63B1/00 - A63B25/00
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
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    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2213/00—Exercising combined with therapy
    • C—CHEMISTRY; METALLURGY
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
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    • C08J2331/00—Characterised by the use of copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, or carbonic acid, or of a haloformic acid
    • C08J2331/02—Characterised by the use of omopolymers or copolymers of esters of monocarboxylic acids
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
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    • C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2453/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
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    • C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2475/04—Polyurethanes
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
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Abstract

The present invention relates to Yoga clothing arts, more particularly to a kind of preparation method of Yoga instrument, it includes cylinder, ring pipe, cylinder is hollow cylinder, and column body is provided with drug slot, and several circular holes are provided with above drug slot towards cylinder outside, medicine bag is housed in drug slot, health Chinese medicine is housed in medicine bag, ring pipe is housed among cylinder, is fitted close on the outside of ring pipe on the inside of cylinder；The cylinder is molded using ETPU material formed by integrally casting；The cartridge outer surface is designed with several circular protrusions in wavy or outer surface.Advantage is that design is simple ingenious, and product structure is rationally compact, degradable, more environmentally friendly, heat-resisting, wear-resisting, resistance to tear, on-slip, damping, high resilience, antibacterial, breathes freely, and is very suitable for the use of people's body building Yoga, and height meets the market demand to human body health care.

Description

A kind of preparation method of Yoga instrument
Technical field
The present invention relates to Yoga clothing arts, and in particular to a kind of preparation method of Yoga instrument.
Background technology
ETPU is commonly called as " puffed rice " and expects that (thermoplastic polyurethane) ETPU formed bodys texture material is soft, elasticity is splendid, not only It is suitble to make movement midsole and interior bottom, is also adapted to anti-repeated stock, athletic protective damps, and household items, bottom load is exempted to fill The multiple fields such as air filled tyre.
Now most of traditional Yoga instruments are all to use eva foam；Rubbery foam；PU foams.But EVAPU manufacturing process Middle remittance generates harmful residue, in addition, there is also elastic poor and permanent deformation is larger for EVA and rubber expanded material Problem.There are harmful isocyanates residues in PU expanded material foaming process, since molecular chain structure is crosslinked, hair Foam material can not recycle.
ETPU colorless and odorless by comparison, degradable, more environmentally friendly, heat-resisting, wear-resisting, resistance to tear, on-slip, damping, height rebound Power, antibacterial are breathed freely, and people have the knee joint of people certain protective effect when carrying out yoga training.
At present not yet using ETPU materials production yoga column, yoga column is all that traditional yoga column uses EVA materials at present Material makes, and the post design of Yoga at present is all very traditional, cannot meet the market demand.
Invention content
The purpose of the present invention is to provide a kind of preparation methods of Yoga instrument, solve the problems, such as said one or multiple.
The present invention provides a kind of Yoga instrument, it includes cylinder, ring pipe, and cylinder is hollow cylinder, and column body is provided with Drug slot is provided with several circular holes above drug slot towards on the outside of cylinder, medicine bag is housed in drug slot, health Chinese medicine, column are housed in medicine bag Ring pipe is housed among body, is fitted close on the outside of ring pipe on the inside of cylinder；Cylinder is molded using ETPU material formed by integrally casting；Column External surface is massage outer layer.
In some embodiments, ring pipe is designed to that left ring pipe and right ring pipe, left ring pipe one end are designed with ring Shape chuck, other end end are provided with annular slot, and annular slot bottom is designed with annular slot, and right ring pipe one end is designed with ring Shape chuck, other end end are designed with annular plate, are designed with annular protrusion on the inside of annular plate, cylinder both sides correspond to left annular The annular chuck of pipe and the annular chuck of right ring pipe are respectively designed with annular groove, the annular chuck of left ring pipe and right annular Correspondence is stuck in the annular groove of cylinder both sides the annular chuck of pipe respectively, the ring of the annular inserting board of right ring pipe in left ring pipe In shape slot, annular plate interior annular protrusion is stuck in the annular slot of annular slot bottom.
A kind of preparation method of Yoga instrument, is characterized in particular in following steps,
1) it is poured into using dedicated ETPU materials and pours cylinder in molding die；
2) ring pipe is molded using plastic manufacturing；
3) health Chinese medicine is housed into medicine bag, envelope is put into the medicine bag for installing medicine in the drug slot in cylinder, leads to simultaneously Ring pipe is crossed, controls while insertion installs, medicine bag is sealed in drug slot, finished product outbound.
In some embodiments, 1) raw material proportioning of dedicated ETPU materials is polyvinyl acetate ethylene in step 48-49 parts, 45-65 parts of thermoplastic polyurethane, 15-35 parts of modified polypropene, 11-12 parts of linear low density polyethylene, POE polyenes Elastomer and/or 3-5 parts of SBS thermoplastic elastomers, 2-12 parts of nano-silver ionic particle, 1-3 parts of crosslinking agent, grafting auxiliary agent 1-2.5 Part, 6-22 parts of packing strengthening agent, 2.5-6 parts of processing aid, 2.2-3.8 parts of auxiliary material, and prepared by following steps：
(S1), prepared by foaming granule material：By polyvinyl acetate ethylene, thermoplastic polyurethane, modified polypropene, linea low density Polyethylene, POE polyenes elastomer and/or SBS thermoplastic elastomers, nano-silver ionic particle, crosslinking agent, processing aid fill in proportion After dividing mixing, mixing unit mixing, which is granulated, is made foaming granule material, and 150 DEG C, mixing time 20min of mixer prilling temperature is granulated 120 DEG C of machine prilling temperature；
(S2), prepared by ETPU：After obtained pellet is sufficiently stirred, grafting auxiliary agent is added and carries out graft modification, is grafted auxiliary agent Mass fraction 1.5-3% be sufficiently mixed after double screw extruder squeeze out pelletizing, mouth mold pressure set 20-40Mpa, die temperature ETPU foam microspheres are made in 120-160 DEG C of setting；
(S3), foam microspheres bond：Obtained ETPU foam microspheres select specific expansion ratio, corresponding close ETPU foam microspheres just base solution is made using aqueous polyurethane as melt uniform stirring, placement 45 minutes at normal temperatures in degree；
(S4)：Molding sizing：Obtained foamed melt is imported to set die cavity, applies certain pressure, pressure sets 10- 20Mpa, hot-forming in 90-105 degree or so, the shape of mold is according to shape 1 needed for product:1 setting.
In some embodiments, modified polypropene is block copolymerization polypropylene, ingredient have ethylene propylene copolymer monomer, Propylene monomer forms, and uses the obtained modified polypropene of metallocene catalysis technology for block copolymerization polypropylene, ingredient has Ethylene propylene copolymer monomer, propylene monomer composition, are made using metallocene catalysis technology；POE polyene elastomers be ethylene with it is pungent Or the copolymer of α type alkene polymerization, SBS thermoplastic elastomers are styrene and butadiene copolymer.
In some embodiments, nano-silver ionic particle is azodicarbonamide, one kind in sodium bicarbonate or presses Ratio mixes.
In some embodiments, crosslinking agent is that crosslinking agent is sour for (TMP/TMA) trimethylolpropane, trimethacrylate, Cumyl peroxide, one or more mix；The grafting auxiliary agent is trimethylol-propane trimethacrylate, Polynary functional group carboxylate.
In some embodiments, processing aid is zinc stearate, stearic acid, zinc oxide, paraffin, and one or more are mixed It closes.
In some embodiments, packing strengthening agent is white carbon, scientific name silica, 1500 mesh of grain size, auxiliary material For calcium carbonate, talcum powder, pigment.
In some embodiments, massage outer layer is in wavy or is in several circular protrusions.
The present invention has the following advantages that design is simple ingenious, and product structure is rationally compact, can degrade, more environmentally friendly, resistance to Heat, wear-resisting, resistance to tear, on-slip, damping, high resilience, antibacterial are breathed freely, and the use of people's body building Yoga is very suitable for, and product may be used also With medicinal health, it can improve to human body health care by practicing Yoga combination medication, meet the market demand.
Description of the drawings
Fig. 1 is a kind of schematic cross-sectional view of Yoga instrument of one embodiment of the present invention.
Fig. 2 is partial enlarged view at a kind of A of Yoga instrument of one embodiment of the present invention.
Fig. 3 is a kind of wavy view in outer surface of Yoga instrument of one embodiment of the present invention.
Fig. 4 is that a kind of outer surface outer surface of Yoga instrument of one embodiment of the present invention is designed with several circular protrusions View.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in further detail explanation.
The present invention provides a kind of Yoga instrument, as shown in Figure 1, it includes cylinder 1, ring pipe 2, cylinder 1 is hollow cylinder, Drug slot 3 is provided with inside cylinder 1, drug slot 3 is provided with several circular holes 4 towards cylinder outside above, and drug slot 3 is interior to be equipped with medicine bag 5, medicine bag 5 It is interior that health Chinese medicine is housed, ring pipe 2 is housed, 1 inside of cylinder is fitted close with 2 outside of ring pipe among cylinder 1；Cylinder 1 is adopted It is molded with ETPU material formed by integrally casting；1 outer surface of cylinder is massage outer layer, and massage outer layer is designed in wavy 11 or outer surface Several circular protrusions 12.
Drug slot 3 is designed to that several small square slots or annular groove, square slot or annular groove upper end are provided with several circles Hole 4, such medicine bag 5 can make small-sized medicine bag, different Chinese medicines placed in each medicine bag.
Ring pipe 2 is designed to that left ring pipe 21 and right ring pipe 22,21 one end of left ring pipe are designed with annular chuck 211, Other end end is provided with annular slot 212, and 212 bottom of annular slot is designed with annular slot 213, the design of 22 one end of right ring pipe There are annular chuck 221, other end end to be designed with annular plate 222,222 inside of annular plate is designed with annular protrusion 223, column 1 both sides of body correspond to the annular chuck 211 of left ring pipe and the annular chuck 221 of right ring pipe is respectively designed with left annular groove 13 With right annular groove 14, correspondence is stuck in cylinder two respectively for the annular chuck 211 of left ring pipe and the annular chuck 221 of right ring pipe In the left annular groove 13 in side and right annular groove 14, and the annular plate 222 of right ring pipe is inserted in the annular slot of left ring pipe In 212, annular plate interior annular protrusion 223 is stuck in the annular slot 213 of annular slot bottom.
A kind of preparation method of Yoga instrument, is as follows,
1) is poured into using dedicated ETPU materials and is poured cylinder in molding die；
2) ring pipes are molded using plastic manufacturing；
3) is equipped with health Chinese medicine into medicine bag, and envelope is put into the medicine bag for installing medicine in the drug slot 3 in cylinder 1, together When by ring pipe 2, insertion installs simultaneously for left and right, medicine bag is sealed in the drug slot 3, finished product outbound.
1) raw material proportioning of dedicated ETPU materials is 48-49 parts of polyvinyl acetate ethylene, thermoplastic poly ammonia in step 45-65 parts of ester, 15-35 parts of modified polypropene, 11-12 parts of linear low density polyethylene, POE polyenes elastomer and/or SBS thermoplastics Property 3-5 parts of rubber, 2-12 parts of nano-silver ionic particle, 1-3 parts of crosslinking agent, grafting 1-2.5 parts of auxiliary agent, packing strengthening agent 6-22 Part, 2.5-6 parts of processing aid, 2.2-3.8 parts of auxiliary material, and prepared by following steps：
(S1), prepared by foaming granule material：By polyvinyl acetate ethylene, thermoplastic polyurethane, modified polypropene, linea low density Polyethylene, POE polyenes elastomer and/or SBS thermoplastic elastomers, nano-silver ionic particle, crosslinking agent, processing aid fill in proportion After dividing mixing, mixing unit mixing, which is granulated, is made foaming granule material, and 150 DEG C, mixing time 20min of mixer prilling temperature is granulated 120 DEG C of machine prilling temperature；
(S2), prepared by ETPU：After obtained pellet is sufficiently stirred, grafting auxiliary agent is added and carries out graft modification, is grafted auxiliary agent Mass fraction 1.5-3% be sufficiently mixed after double screw extruder squeeze out pelletizing, mouth mold pressure set 20-40Mpa, die temperature ETPU foam microspheres are made in 120-160 DEG C of setting；
(S3), foam microspheres bond：Obtained ETPU foam microspheres select specific expansion ratio, corresponding close ETPU foam microspheres just base solution is made using aqueous polyurethane as melt uniform stirring, placement 45 minutes at normal temperatures in degree；
(S4)：Molding sizing：Obtained foamed melt is imported to set die cavity, applies certain pressure, pressure sets 10- 20Mpa, hot-forming in 90-105 degree or so, the shape of mold is according to shape 1 needed for product:1 setting.
Modified polypropene is block copolymerization polypropylene, and ingredient is made of ethylene propylene copolymer monomer, propylene monomer, is used It is block copolymerization polypropylene that the modified polypropene, which is made, in metallocene catalysis technology, ingredient have ethylene propylene copolymer monomer, Propylene monomer forms, and is made using metallocene catalysis technology；POE polyene elastomers are the copolymerization that ethylene polymerize with pungent or α type alkene Body, SBS thermoplastic elastomers are styrene and butadiene copolymer.
Nano-silver ionic particle is azodicarbonamide, one kind in sodium bicarbonate or mixes in proportion.
Crosslinking agent is that crosslinking agent is sour for (TMP/TMA) trimethylolpropane, trimethacrylate, cumyl peroxide, one Kind or a variety of mix；The grafting auxiliary agent is trimethylol-propane trimethacrylate, polynary functional group esterification Object.
Processing aid is zinc stearate, stearic acid, zinc oxide, paraffin, and one or more mix.
Packing strengthening agent is white carbon, and scientific name silica, 1500 mesh of grain size, auxiliary material is calcium carbonate, talcum powder, face Material.
The present invention has the following advantages that design is simple ingenious, and product structure is rationally compact, can degrade, more environmentally friendly, resistance to Heat, wear-resisting, resistance to tear, on-slip, damping, high resilience, antibacterial are breathed freely, and the use of people's body building Yoga is very suitable for, and product may be used also With medicinal health, it can improve to human body health care by practicing Yoga combination medication, meet the market demand.
The present invention is 48-49 parts of polyvinyl acetate ethylene, thermoplastic poly ammonia using the raw material proportioning of dedicated ETPU materials 45-65 parts of ester, 15-35 parts of modified polypropene, 11-12 parts of linear low density polyethylene, POE polyenes elastomer and/or SBS thermoplastics Property 3-5 parts of rubber, 2-12 parts of nano-silver ionic particle, 1-3 parts of crosslinking agent, grafting 1-2.5 parts of auxiliary agent, packing strengthening agent 6-22 Part, 2.5-6 parts of processing aid, 2.2-3.8 parts of auxiliary material.By above-mentioned formula and technique is prepared, can be greatly reduced The production cost of ETPU lays the foundation for the universal of ETPU, and cost can be down to the 20% of present ETPU production costs, be greatly reduced Cost, and ensure that the quality of product, service life is 4 times of existing EVA or more, it is most important that it can degrade, ten The environmental protection divided, is conducive to environmental protection.
And ETPU materials are used, the product of the present invention can be not only made, can also be applied in various Yoga instruments, Such as Yoga mat, Yoga ball, are obtained by long-term test, and ETPU materials are best applied to effect in Yoga mat, obtain user Be widely recognized as, service life is 5 times of existing EVA or more.
The present invention has nano-silver ionic particle by being added, and the nano-silver ionic exhaled has the function of antibiotic and sterilizing, A variety of harmful germs can be killed in several minutes；Permeability is strong, and subcutaneous sterilization can be rapidly permeated by pore, promotes Healing improves periwound tissue, effectively activates and promote histiocytic growth, accelerates the healing of wound, reduces scar Generation the advantages that.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art, not Under the premise of being detached from the invention design, several similar modification and improvement can also be made, these also should be regarded as the present invention Protection domain within.

Claims (1)

1. a kind of preparation method of Yoga instrument, which is characterized in that
1) is poured into using dedicated ETPU materials and is poured cylinder in molding die；
2) ring pipes are molded using plastic manufacturing；
3) is equipped with health Chinese medicine into medicine bag, and envelope is put into the medicine bag for installing medicine in the drug slot (3) in cylinder (1), together When by ring pipe (2), left and right is inserted into installs simultaneously, medicine bag is sealed in the drug slot (3) interior, finished product outbound；
Described 1) raw material proportioning of dedicated ETPU materials is 48-49 parts of polyvinyl acetate ethylene, thermoplastic poly ammonia in step 45-65 parts of ester, 15-35 parts of block copolymerization polypropylene, 11-12 parts of linear low density polyethylene, styrene and butadiene copolymer 3-5 parts, 2-12 parts of sodium bicarbonate, 1-3 parts of trimethacrylate acid, 1-2.5 parts of trimethylol-propane trimethacrylate, hard charcoal 6-22 parts black, 2.5-6 parts of stearic acid, 2.2-3.8 parts of auxiliary material, and prepared by following steps：
(S1), prepared by foaming granule material：By polyvinyl acetate ethylene, thermoplastic polyurethane, block copolymerization polypropylene, linea low density After polyethylene, styrene and butadiene copolymer, sodium bicarbonate, trimethacrylate acid, stearic acid are sufficiently mixed in proportion, mixing Unit mixing, which is granulated, is made foaming granule material, 150 DEG C, mixing time 20min of mixer prilling temperature, comminutor prilling temperature 120 ℃；
(S2), prepared by ETPU：After obtained pellet is sufficiently stirred, trimethylol-propane trimethacrylate is added and is grafted Modified, trimethylol-propane trimethacrylate mass fraction 1.5-3% is cut after being sufficiently mixed in double screw extruder extrusion Grain, mouth mold pressure set 20-40Mpa, and die temperature sets 120-160 DEG C, and ETPU foam microspheres are made；
(S3), foam microspheres bond：Obtained ETPU foam microspheres, select specific expansion ratio, corresponding density, with Aqueous polyurethane is melt uniform stirring at normal temperatures, is placed 45 minutes, and ETPU foam microspheres just base solution is made；
(S4)：Molding sizing：Obtained foamed melt is imported to set die cavity, applies certain pressure, pressure sets 10- 20Mpa, hot-forming in 90-105 degree or so, the shape of mold is set according to shape needed for product 1: 1.
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CN108641252A (en) 2018-10-12
CN108467538A (en) 2018-08-31

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